Home / 1,501,236.73-2,071,697.28-812,894.03

Finding the Fourth Proportional to 1,501,236.73, 2,071,697.28 and 812,894.03

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Solution

The fourth proportional to 1,501,236.73, 2,071,697.28 and 812,894.03 is: 1,121,788.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,236.73 : 2,071,697.28 = 812,894.03 : x
  2. Step 2: Convert to fraction form
    1,501,236.73/2,071,697.28 = 812,894.03/x
  3. Step 3: Cross multiply
    1,501,236.73x = 2,071,697.28 × 812,894.03
  4. Step 4: Simplify right side
    1,501,236.73x = 1,684,070,350,879.24
  5. Step 5: Solve for x
    x = 1,684,070,350,879.24/1,501,236.73
  6. Step 6: Final answer
    x = 1,121,788.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.